Australian Government Bureau of Meteorology
South Australia Regional Office
TOP PRIORITY FOR IMMEDIATE BROADCAST
SEVERE THUNDERSTORM WARNING
for DAMAGING WIND and LARGE HAILSTONES
For people in the Adelaide and Mount Lofty Ranges, Yorke Peninsula, Mid North, Riverland, Murraylands and Upper South East districts.
Issued at 4:49 pm Wednesday, 28 September 2011.
Severe thunderstorms are likely to produce damaging winds with gusts to 100 km/h in the warning area over the next several hours. Locations which may be affected include Adelaide, Renmark, Port Pirie, Clare, Maitland and Murray Bridge.
Large hail is possible with thunderstorms over parts of the warning area on and east of the ranges.
A separate Severe Weather Warning for damaging winds is current for parts of the State to the north and west of this area.
The State Emergency Service advises that people should:
- Secure or put away loose items around your property.
- Move cars under cover or away from trees.
- Keep clear of fallen power lines.
- Stay indoors, away from windows, while storms are nearby.
The next warning is due to be issued by 7:50 pm.
If severe thunderstorms develop in the Adelaide Region, a more detailed Severe Thunderstorm Warning will be issued to people in this area.
Warnings are also available through TV and Radio broadcasts, the Bureau's website at www.bom.gov.au or call 1300 659 215. The Bureau and State Emergency Service would appreciate warnings being broadcast regularly.
Features of the map
The area covered by the warning is shaded yellow and represents the area where there is a potential threat from severe weather. The area may consist of all or part of one or several weather forecast districts.
The issue time is the time that the Bureau of Meteorology transmitted the warning. It is displayed near the top of the warning text and also in the top right hand corner of the map. This example is in local South Australian time; that is Central Standard Time (CST) or Central Daylight Savings Time (CDT).
Validity Period and Update Frequency
Severe thunderstorm warnings in South Australia are valid whilst the threat remains and are updated every 3 hours, but more frequently if required. The expected issue time of the next warning is given in the text.